Marseille, France, 24 February 2017 | AP

A Slovakian qualifier has won through to face defending champion Nick Krygios in the quarterfinals of the ATP Open 13 in France.

Norbert Gombos beat Nicolas Mahut 7-5 3-6 7-6(5) in the round of 16 to set up a match against the Australian, who on Wednesday beat world No.47 Malek Jaziri 6-4 6-2 to keep alive his chances of winning back-to-back titles at the event.

Gombos and Kyrgios will play on Friday.

In other matches, top-seeded Gael Monfils and No. 2 Jo-Wilfried Tsonga won in straight sets on Thursday.

Monfils beat Sergiy Stakhovsky of Ukraine 6-1 6-4 in less than an hour, and the Frenchman next faces countryman Richard Gasquet, who is seeded sixth.

Tsonga, who won the World Tennis Tournament in Rotterdam last weekend for his 13th career title, downed Illya Marchenko of Ukraine 6-3 6-3.

Tsonga had nine aces and saved six break points, breaking his opponent’s serve three times.

Tsonga faces Gilles Simon in another all-French last-eight match.

Russian Daniil Medvedev advanced after beating Germany’s Jan-Lennard Struff 6-3 3-6 7-6(3), and will face fourth-seeded Lucas Pouille of France in the quarters.